.st_banner {
    position: relative;
}

.st_banner>img {
    width: 100%;
    min-height: 480px;
    object-fit: cover;
}

.st_banner_cover img {
    width: calc(846 / 1920 * 100vw);
    position: absolute;
    bottom: calc(-80 / 1920 * 100vw);
    right: calc(42 / 1920 * 100vw);
}

.st_banner_box {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.st_banner_apply {
    width: 90%;
    max-width: 1200px;
    margin: auto;
    position: relative;
    top: 60%;
    transform: translateY(-50%);
}

.st_banner_title {
    font-size: calc(62 / 1920 * 100vw);
    font-weight: 700;
    color: #fff;
}

.st_banner_desc {
    font-size: calc(24 / 1920 * 100vw);
    margin-top: calc(30 / 1920 * 100vw);
    margin-bottom: calc(26 / 1920 * 100vw);
    color: #fff;
}

.st_banner_form {
    display: inline-block;
}

.st_banner_field {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.st_banner_field input {
    width: calc(400 / 1920 * 100vw);
    height: calc(50 / 1920 * 100vw);
    border-radius: 4px;
    padding: 0 13px;
    color: rgba(51, 51, 51, 1);
}

.st_banner_submin {
    display: flex;
    justify-content: center;
    align-items: center;
    width: calc(280 / 1920 * 100vw);
    height: calc(50 / 1920 * 100vw);
    background: rgba(237, 136, 10, 1);
    box-shadow: 0px 15px 15px 0px rgba(0, 0, 0, 0.1);
    border-radius: 100px;
    font-size: 16px;
    color: #fff;
    cursor: pointer;
}

/* 通用样式 */


.st_title {
    font-size: 36px;
    line-height: 36px;
    text-align: center;
    margin-bottom: 20px;
    color: rgba(51, 51, 51, 1);
}

.st_desc {
    font-size: 18px;
    line-height: 36px;
    max-width: 740px;
    margin: auto;
    text-align: center;
    color: rgba(128, 128, 128, 1);
}

.st_fs24 {
    font-size: 24px;
}

.st_fs20 {
    font-size: 20px;
}

.st_fs16 {
    font-size: 16px;
}

.st_fs14 {
    font-size: 14px;
    line-height: 24px;
}

/* 模块1 */
.st_block1 {
    padding: 160px 0 80px;
}

.st_block1_main {
    margin-top: 50px;
    position: relative;
}

.st_block1_main>img {
    width: 100%;
    height: 214px;
    border-radius: 15px;
    object-fit: cover;
}

.st_block1_list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
    align-items: center;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 15px;
}

.st_block1_item {
    display: flex;
    align-items: center;
}

.st_block1_docs {
    color: #fff;
}

.st_block1_docs .st_fs20 {
    margin-bottom: 10px;
}

.st_block1_docs .st_fs16 {
    color: #b6befc
}

/* 模块2 */
.st_block2 {
    padding: 80px 0;
}

.st_block2_main {
    position: relative;
    margin-top: 50px;
}

.st_block2_item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0 15px;
    margin-bottom: 60px;
}

.st_block2_docs .st_fs24 {
    text-align: center;
    margin-bottom: 15px;
}

.st_block2_descs .st_fs14 {
    text-align: center;
    color: rgba(102, 102, 102, 1);
}

/* 模块3 */
.st_block3 {
    padding: 60px 0;
}

.st_block3 .st_title {
    color: #fff;
}

.st_block3 .st_desc {
    color: #fff;
}

.st_block3_main {
    padding-top: 50px;
}

.st_block3_main .row {
    margin-right: -8px;
    margin-left: -8px;
}

.st_block3_main .row .col-md-4 {
    padding-left: 8px;
    padding-right: 8px;
}

.st_block3_item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #fff;
    border-radius: 8px;
    padding: 50px 0 60px;
    margin-bottom: 50px;
}

/* 模块4 */
.st_block4 {
    padding: 60px 0;
}

.st_block4_main {
    padding-top: 60px;
}

.st_block4_list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.st_block4_item {
    position: relative;
    width: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 60px;
}

.st_block4_docs {
    margin-top: 20px;
}

.st_block4_docs .st_fs24 {
    text-align: center;
}

.st_descbox {
    margin-top: 20px;
}

.st_descbox .st_fs14 {
    text-align: center;
}

.st_block4_ts {
    padding-top: 12px;
}

/* next_step */
.st_next_step {
    display: flex;
    align-items: center;

}

.st_next_step i {
    font-size: 26px;
    color: rgba(39, 121, 247, 1);
}

.st_dot {
    display: flex;
}

.st_dot li {
    width: 6px;
    height: 6px;
    background: rgba(39, 121, 247, 1);
    border-radius: 50%;
    margin-right: 10px;
}

.st_dot li:last-child {
    margin-right: 0;
}

/* 模块5 */
.st_block5_list {
    display: flex;
}

.st_block5_item {
    display: flex;
    align-items: center;
    flex: 1;
}

.st_block5_item.left .st_block5_docs {
    padding-left: calc(69 / 1920 * 100vw);
}

.st_block5_item.right {
    justify-content: flex-end;
}

.st_block5_item.right .st_block5_docs {
    padding-right: calc(107 / 1920 * 100vw);
}

.st_block5_item>img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.st_block5_docs {
    max-width: 485px;
    padding: 20px 0;
}

.st_block5_docs {}

.st_block5_docs .st_title {
    text-align: left;
}

.st_block5_docs .st_fs16 {
    line-height: 28px;
    margin: 30px 0 47px;
}


.st_more .st_mare_btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 48px;
    border-radius: 100px;
    color: #fff;
    background: rgba(11, 39, 244, 1);
    box-shadow: 0px 15px 15px 0px rgba(0, 0, 0, 0.1);
}

/* 模块6 */
.st_block6 {
    padding: 86px 0 70px;
}

.st_block6_main {
    display: flex;
    justify-content: space-between;
    margin-top: 70px;
}

.st_block6_list {
    width: calc(50% - 20px);
}

.st_block6_item {
    margin-bottom: 30px;
}

.st_block6_docs {
    padding: 21px 0 10px;
    background: rgba(255, 255, 255, 1);
    box-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.06);
}

.st_block6_question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    width: 100%;
    margin-bottom: 10px;

}

.st_block6_question .st_fs16 {
    color: #000;
    line-height: 30px;
}

.drop_down i {
    color: rgba(128, 128, 128, 1);
    cursor: pointer;
}

.drop_down .icon-jianhao {
    display: none;
}

.st_block6_docs.on .drop_down .icon-jianhao {
    display: block;
}

.st_block6_docs.on .drop_down .icon-jiahao {
    display: none;
}

.st_block6_docs.on .st_block6_question .st_fs16 {
    color: rgba(102, 102, 102, 1);
}

.st_block6_answer {
    display: none;
    padding: 0 20px;
}

.st_block6_answer .st_fs16 {
    line-height: 30px;
}

/* 模块7 */
.st_block7 {
    padding: 66px 0 80px;
}

.st_block7_main {
    padding-top: 66px;
}

.st_block7_box {
    margin-bottom: 40px;
}

.st_block7_box img {
    width: 100%;
}

.st_block7_docs {
    margin-top: 10px;
}

.st_block7_docs .st_fs14 {
    text-align: center;
}

@media (max-width:992px) {

    /* common */
    .st_title {
        font-size: 26px;
    }

    .st_desc {
        font-size: 16px;
    }

    .st_fs24 {
        font-size: 20px;
    }

    .st_fs20 {
        font-size: 18px;
    }

    /* banner */
    .st_banner_cover {
        display: none;
    }

    .st_banner_form {
        display: block;
    }

    .st_banner_field input {
        width: 100%;
        height: 30px;
    }

    .st_banner_title {
        font-size: 28px;
    }

    .st_banner_desc {
        font-size: 14px;
        margin-top: 10px;
        margin-bottom: 16px;
    }

    .st_banner_field {
        margin-bottom: 10px;
        font-size: 14px;
    }

    .st_banner_apply {
        top: 90px;
        transform: none;
    }

    .st_banner_submin {
        width: 100%;
        height: 30px;
        font-size: 14px;
    }

    /* block1 */
    .st_block1 {
        padding-top: 60px;
    }

    .st_block1_main>img {
        display: none;
    }

    .st_block1_list {
        position: initial;
        background-color: #0b27f4;
        justify-content: flex-start;
        padding: 10px 0;
    }

    .st_block1_item {
        padding-right: 20px;
        margin-bottom: 10px;
    }


    /* block4 */
    .st_block4_ts {
        display: none;
    }

    .st_block4_item {
        width: 100%;
    }

    /* block5 */
    .st_block5_list {
        flex-direction: column;
        margin-bottom: 40px;
    }

    .st_block5_item.left {
        width: 100%;
        order: 1;
    }

    .st_block5_item.right {
        width: 100%;
        order: 1;
    }

    .st_block5_docs {
        width: 90%;
        margin: auto;
        max-width: none;
    }


    /* .block6 */
    .st_block6_main {
        flex-direction: column;
    }

    .st_block6_list {
        width: 100%;
    }
}